Lamp



FIG. 1 is a first perspective view of a lamp, showing my design.

FIG. 2 is a second perspective view thereof.

FIG. 3 is a front elevation view thereof.

FIG. 4 is a rear elevation view thereof.

FIG. 5 is a left side elevation view thereof.

FIG. 6 is a right side elevation view thereof.

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines are for environmental structure or boundaries only andform no part of the claimed designs to be patented.

CLAIM The ornamental design for a lamp, as shown and described.